4-O-Desmethyl 4-O-Ethyl Trimethoprim, 25mg

Calibration Standard Mix 2

Clopyralid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1702-17-6

1,2,3,4,7,8,9-Heptachlorodibenzofuran